Organization

• Eight Companies organized at Camp Douglass, Ill., October 30, 1861, to February 20, 1862.
• Consolidated to a Battalion of 3 Companies May 20, 1863.
• Seven new Companies assigned February, 1864.
• Regiment moved to Benton Barracks, Mo., December, 1861, and duty there till February, 1862.
• Attached to District of Southeast Missouri, Steele's Command, February to May, 1862.
• District of Southwest Missouri to October, 1862. Cavalry Brigade, District of Southeast Missouri, to February, 1863.
• 1st Brigade, 2nd Division, Army of Southeast Missouri, to March, 1863. District of Southeast Missouri to July, 1863.
• Reserve Brigade, 1st Cavalry Division, Army of Southeast Missouri, to August, 1863.
• Reserve Brigade, 1st Cavalry Division, Arkansas Expedition, to December, 1863.
• Unattached 2nd Division, Army of Arkansas, to January, 1864.
• 1st Brigade, 1st Cavalry Division, 7th Army Corps, Dept. of Arkansas, to May, 1864.
• Clayton's Cavalry Brigade, 7th Army Corps, to September, 1864.
• 1st Brigade, Cavalry Division, 7th Army Corps, to January, 1865.
• Post Pine Bluff, Ark., 7th Army Corps, to August, 1865.

Service

• Duty in District of Southeast Missouri February to June, 1862.
• Joined Gen. Curtis at Jacksonport, Ark., June 1.
• March to Helena, Ark., June 1-July 14.
• Grand Haze, White River, July 4.
• Hill's Plantation, Cache River, Round Hill, Bayou Do View July 7.
• Gaines' Landing, Pittman's Ferry July 20.
• Cotton Plant July 25.
• Scout in Wayne, Stoddard and Dunklin Counties, Mo., August 20-27 (Detachment).
• Union Mills August 22.
• Four Miles August 23.
• Bloomfield August 24.
• Camp Pillow August 29.
• Little River Bridge August 31 (Detachment).
• Bloomfield September 11.
• Davidson's Campaign in Southwest Missouri and Northwest Arkansas October, 1862, to May, 1863.
• Van Buren December 21, 1862. Operations against Marmaduke April 17-May 2.
• Jackson April 22.
• White River April 22.
• Bloomfield April 24.
• Union City and Chalk Bulffs April 25.
• Bushy Creek May 28.
• Near Doniphan June 1 (Detachment).
• Campaign against Little Rock, Ark., July 1-September 10.
• Harrison's Landing August 6.
• Near Helena August 8.
• Grand Prairie and White River August 17.
• Brownsville August 24-25.
• Reed's Bridge, Bayou Metoe August 27.
• Bayou Metoe August 30 and September 4.
• Austin August 31.
• Bayou Fourche and capture of Little Rock September 10.
• Pursuit of Price September 11-13.
• Near Little Rock September 11.
• Duty at Little Rock till July, 1864.
• Batesville October 22, 1863.
• Pine Bluff November 28.
• Steele's Expedition from Little Rock to Camden March 23-May 3, 1864.
• Little Missouri River April 4.
• Prairie d'Ann April 9-12.
• Jenkins' Ferry, Camden, April 15. Jenkins' Ferry, Saline River, April 30.
• Duty at Pine Bluff till August, 1865.
• Little Rock Road July 30, 1864.
• Near Pine Bluff July 30 (Detachment).
• Pine Bluff September 11.
• Reconnoissance from Pine Bluff toward Monticello and Mt. Elba October 4-11.
• Scout from Pine Bluff toward Mt. Elba October 24-27 (Detachment).
• Near Half Way House October 25 (Detachment).
• Expedition from Helena to Friar's Point, Miss., December 1-5 (Detachment).
• Scout to Richland December 24-25 (Detachment).
• Scout from Pine Bluff to Simpson's Plantation December 27-28. Expedition from Pine Bluff January 7-9, 1865, and January 15-19.
• Expedition from Little Rock to Mt. Elba January 22-February 4.
• Expedition from Pine Bluff to Duvall's Bluff and skirmish February 9-19.
• Expedition to Arkansas River February 17-18 (Detachment).
• Near Bayou Metoe February 17. Scout to Douglass' Plantation February 21-22.
• Douglass' Plantation February 22.
• Near Voches February 23.
• Bayou Metoe February 24.
• Expedition to McMilley's Farm February 26-28 (Detachment).
• Skirmish McMilley's Farm February 27 (Detachment).
• Near Pine Bluff March 4 (Detachment).
• Expedition to Bass Plantation March 17-20 (Detachment).
• Expedition to Monticello March 21-23 (Detachment).
• Expedition to Bayou Bartholomew April 1-4 (Detachment).
• Scout from Pine Bluff to Rodgers' Plantation April 25 (Detachment).
• Scout from Pine Bluff to Noble's Plantation May 4-6 (Detachment).
• Scout from Pine Bluff to Johnson's Farm May 15-17.
• Skirmish on Monticello Road May 16 (Detachment).
• Scout to Monticello May 23-27.
• Monticello May 24.
• Mustered out August 31, 1865.

Casualties

• Regiment lost during service 21 Enlisted men killed and mortally wounded and 4 Officers and 360 Enlisted men by disease. Total 385.